Musical Fidelity TriVista 21 DAC not working with a K22: what am I missing?

No problem, understood. Get well soon.

I actually had to limit it to 48. I played some tracks from a Qobuz High Res playlist, with the max rate set to 192. The 1st couple played fine, but the 3rd didn’t until I set the max rate to 48. Thereafter all was good.

This is a photo of what I’m seeing in Roon, at least with some of the tracks (it varies):